baber/WOPTO huggingface dataset:
Patent KR-20030090825-A (KR)
Title: Thin Film Diode and its method for manufacturing
Inventor: HAN JEONG IN
IPC: H01L29/861
Filed: 2002-05-22
Abstract: PURPOSE: A thin film diode and a fabricating method therefor are provided to use a three-layered thin film diode structure in a soft polymer substrate by forming an insulation layer and a mask between a lower electrode and an upper electrode. CONSTITUTION: A lower electrode(21) of a soft material is formed on a substrate(10). An insulation layer(25) of an organic material is formed on the substrate and the lower electrode. An upper mask of an insulation layer is applied to a position corresponding to the lower electrode. The insulation layer is patterned through a dry etch process. An upper electrode(23) is formed in a predetermined region of the lower electrode.
Patent KR-20030092874-A (KR)
Title: Broadband chip antenna
Inventor: SUNG JAE SEOK
IPC: H01Q1/22
Filed: 2002-05-31
Abstract: PURPOSE: A wide band chip antenna is provided to improve the control of frequency characteristics by transforming a width of a slit and a length of an electrode pattern or forming an additional slit or an open region. CONSTITUTION: A dielectric block(31) has first and second surfaces(31a,31b), which are opposite to each other, and a side surface formed between the first and second surfaces(31a,31b). A first electrode pattern(34) is extended to the second surface(31b) from a feeding port region(34a) positioned at the first surface(31a) through the side surface. A second electrode pattern(36) is extended to the second surface(31b) from a ground port region(36a) positioned at the first surface(31a) through the side surface. The feeding port region(34a) of the first electrode pattern(34) and the ground port region(36a) of the second electrode pattern(36) are electrically divided by forming a first slit(S1). An electromagnetic coupling is formed between the first electrode pattern(34) and the second electrode pattern(36) by forming a second slit(S2).
Patent KR-20040000193-A (KR)
Title: Apparatus for testing car's evaporation gas
Inventor: AHN CHEOL
IPC: G01F11/28
Filed: 2002-06-24
Abstract: PURPOSE: An evaporation gas test apparatus is provided to shorten the test time and reduce costs by allowing for a simultaneous analysis of the evaporation gas generated from all components and specific components of the fuel system. CONSTITUTION: An evaporation gas test apparatus comprises a large housing(21a) having a main closed chamber; a pressure control multi-bag(22a), a mixing fan(24a), a cold/hot coil(25a) and a sensor(31a) arranged in the main closed chamber of the large housing; a small housing(21b) having one or more small closed chambers; a pressure control multi-bag(22b), a mixing fan(24b), a cold/hot coil(25b) and a sensor(31b) arranged in the small closed chamber of the small housing; an air meter(23) arranged in the outside of the large housing and the small housing; a temperature control unit(26) for controlling the temperatures of the main closed chamber and the small closed chamber by circulating cold or hot air through the cold/hot coils; a concentration analysis system(27) for collecting air from the main and small closed chambers and analyzing the concentration of the evaporation gas; a gas stand(28) for storing the standard gas of the concentration analysis system and air and gas required for the operation of the concentration analysis system; a gas manager(29) for distributing the standard gas and air and gas stored in the gas stand; and a fuzzy fan(30) for discharging the evaporation gas from the main and small closed chambers after and prior to the test.
Patent KR-20040001478-A (KR)
Title: Method of forming metal wiring
Inventor: KIM YEONG SEO
IPC: H01L21/28
Filed: 2002-06-28
Abstract: PURPOSE: A method for forming a metal line is provided to be capable of preventing top notch of a hard mask and restraining the loss of a nitride layer of the hard mask. CONSTITUTION: After sequentially forming an adhesive layer(2) and a tungsten layer(3) at the upper portion of a lower oxide layer(1), a lower hard mask(4) and an upper hard mask are formed at the upper portion of the resultant structure. After coating a photoresist layer on the entire surface of the upper hard mask, a photoresist pattern is formed by selectively etching the photoresist layer for forming a bit line. After sequentially etching the upper and lower hard mask by using the photoresist pattern for exposing the tungsten layer, the tungsten layer is selectively etched by using the upper hard mask for exposing the adhesive layer. The adhesive layer is then selectively etched for exposing the lower oxide layer. At this time, the upper hard mask is simultaneously etched.
Patent KR-20040003760-A (KR)
Title: A manufacturing process of organic fertilizer with an additional humic acid
Inventor: PARK JUN SEONG
IPC: C05F11/08
Filed: 2002-07-04
Abstract: PURPOSE: A production method of granular oil cake fertilizer is provided, which is characterized by using humic acid-added binder unlike a conventional binder in forming granules comprising various kinds of oil cakes. Accordingly, the oil cake fertilizer improves soil, promotes the growth of plants, and decreases the use of fertilizers and agricultural chemicals. CONSTITUTION: The humic-acid added oil cake fertilizer is produced by the following steps of: mixing 45% of castor oil cake, 35% of seed oil cake, 10% of bean oil cake and 10% of rice bran oil cake; grinding the mixture to powder with a size of 1.5mm; spraying 10wt.%(based on raw materials) of humic acid-added binder to mixed oil cakes, wherein the humic acid-added binder is obtained by diluting 300g of humic acid with 20L of water to be 0.1wt.%(based on total amounts of oil cakes) of humic acid and adding 10wt.% of prepared humic solution to binders such as molasses, guar gum and carboxymethyl cellulose; forming it to a shape of granule by pelleting machine; cooling at 5deg.C and drying.
Patent KR-20040006300-A (KR)
Title: a method for a reduction of engine exhaust gas in vehicle
Inventor: KIM HYEONG GI
IPC: F02D43/00
Filed: 2002-07-11
Abstract: PURPOSE: A method for reducing exhaust gas of an engine for a vehicle is provided to accurately control catalyst heating function by improving tracking of objective RPM of an engine and objective ignition timing depending on an idle speed actuator and fluctuation of air fuel ratio. CONSTITUTION: A method includes the steps of: a step(S100) determining whether catalyst heating condition, is satisfied in an engine for a vehicle; a step(S130) calculating required slow path torque; a step(S140) calculating required fast path torque; a step(S160) determining whether air fuel ratio is controlled; a step(S180) calculating total efficiency of the engine; a step(S190,S200) calculating compensating slow path torque to determine duty amount of an idle speed actuator; and a step(S210) calculating quantity of delay of ignition timing. The catalyst heating condition is that the engine is at idle range, and temperature of coolant and introduced air is under 25 deg.C. The required slow path torque is calculated by adding torque conservative quantity and idle control compensation torque quantity. The required fast path torque is calculated by subtracting the torque conservative quantity from the required slow path torque.
Patent KR-20040009728-A (KR)
Title: An apparatus for removing sludge in a steel plating liquid tank
Inventor: KIM HYEONG TAE
IPC: C25D21/06
Filed: 2002-07-25
Abstract: PURPOSE: An apparatus for removing sludge of plating solution in plating solution tank is provided to improve quality of plating product by removing sludge floated in the plating solution in the plating solution tank using a rotating strainer plate and collecting the removed sludge of the plating solution so that it is discharged to the outside. CONSTITUTION: The apparatus comprises a filter part(10) comprising a frame(15) rotated by motor(12) arranged at the center of the plating solution tank(300), wherein the frame(15) is extended in a diameter direction of the tank(300), screen and strainer plate are mounted on one side of the frame(15), and a plurality of solution and sludge inlets are formed on another side of the frame(15) so that the plating solution and sludge are separated from each other inside the frame(15) during rotation of the frame(15); a sludge transfer part(50) comprising a scraper(52) longitudinally movable inside the frame(15) of the filter part(10), and a driving source installed at one side of the frame(15) to drive the scraper(52) so as to push and move sludge separated in the frame(15) to a front end side of the frame(15); and a sludge collection part(100) comprising a screw(100) rotatable at a front end side of the frame(15), wherein a power source for driving the screw(110) is received from the motor(12), and a filter box(104) is connected to an upper part of the screw(110) through conduit(130) so as to collect the sludge by lifting the sludge pushed by the scraper(52) to the filter box(104).
Patent KR-20030011665-A (KR)
Title: Refrigeration oil for hydrocarbon refrigerant
Inventor: KAIMAI TAKASHI
IPC: C10M105/38
Filed: 2002-07-29
Abstract: PURPOSE: To provide a refrigerating machine oil which has appropriate compatibility with and solubility in a hydrocarbon refrigerant, can maintain a viscosity which does not adversely affect its lubricity, can reduce the filling amount of the refrigerant and, in addition, has excellent lubricity, electrical insulating properties, stability and the like. CONSTITUTION: The refrigerating machine oil for a hydrocarbon refrigerant comprises an ester of one or more kinds of a 5-10C neopentyl polyol with one or more kinds selected from a 5-9C linear or branched monovalent fatty acid as the major component.
Patent KR-20040014762-A (KR)
Title: The Damagochi typed method or system of making body shape on the mobile device
Inventor: CHOI MYOUNG SEA
IPC: G06Q50/22
Filed: 2002-08-12
Abstract: PURPOSE: A method for managing body and health using a tamagothi game adapting real life using a mobile communication terminal is provided to enable a user to access to a systematical body/health managing system easily in any place and manage one's body and health with interest and continuously by integrating a Tamagotchi type game with the body/health managing system and implementing the integrated game in a mobile communication terminal. CONSTITUTION: If a user selects a diet method and a health managing method as a tamagotchi type game in a mobile communication terminal, a corresponding program is executed, a character programmed adapted to the selected method is responded. The user satisfies one's desire and increases a level of the method. When a desire of the character is expressed, an item(various kinds of menus and fatigue recovery exercise) being supplied in a menu is executed.
Patent KR-20040016150-A (KR)
Inventor: KIM YEONG HUN
IPC: H04N1/32
Filed: 2002-08-16
Abstract: PURPOSE: A method and an apparatus for communication between e-mail facsimiles are provided to selectively process only wanted mails, thereby preventing personal mails of users or spam mails from being printed. CONSTITUTION: A facsimile inserts a non-standard header having a determined string into a header of a mail to be transmitted to a receiving the another facsimile(10). The facsimile transmits the mail having the non-standard header to the another facsimile(12). The another facsimile judges whether only the mail having the determined string is to be printed(14). If so, the another facsimile selects the mail having the determined string from the received mails, and prints only the selected mail(16-18). If not, the another facsimile prints all mails.
Patent KR-20040021712-A (KR)
Title: Anti-lock brake system including solenoid control circuit
Inventor: KIM GWAN SIK
IPC: B60T8/34
Filed: 2002-08-29
Abstract: PURPOSE: An anti-lock brake system having a solenoid control circuit is provided to make a solenoid valve perform an on/off function and to function as a relief valve and linear-control by the regulation of constant current. CONSTITUTION: An anti-lock brake system having a solenoid control circuit and braking a vehicle by controlling hydraulic pressure by the opening and closing of a solenoid valve is composed of a first switching unit(Q1) for switching the supply of power from a battery(60) to a solenoid(L) of the solenoid valve; a shunt unit for detecting electric currents flowing through the solenoid to switching operations of the first switching unit; a driving unit for controlling the first switching unit to the potential of the shunt unit; a second switching unit(Q2) parallel-coupled with the shunt unit; and a control unit for supplying a control signal to the driving unit and the second switching unit to a driving mode of the solenoid valve.
Patent KR-20040020129-A (KR)
Title: Exhaust filter for nuclear facilities
Inventor: CHO IL JE
IPC: G21F9/02
Filed: 2002-08-29
Abstract: PURPOSE: An exhaust filter is provided to save consumption of radioactive waste container by minimizing the volume of the exhaust filter during waste disposal. CONSTITUTION: An exhaust filter comprises a cylindrical inner bellows pipe(20) tightly contacting the inner surface of a filter sheet(10); a cylindrical outer bellows pipe(30) tightly contacting the outer surface of the filter sheet, wherein the inner and outer bellows pipes have a plurality of through holes(40); an upper plate(50) attached to the tops of the inner and outer bellows pipes and the filter sheet, wherein the upper plate has a ventilation hole; and a lower plate(60) attached to the bottoms of the inner and outer bellows pipes and the filter sheet.
Patent KR-20030019219-A (KR)
Title: A method for reducing fraudulent system access
Inventor: CAREY CHRISTOPHER P
IPC: H04M3/38
Filed: 2002-08-30
Abstract: PURPOSE: A method for reducing fraudulent system access is provided to reduce access communication system resources by a fraudulent MS(Mobile Station). CONSTITUTION: An MSC/VLR(Mobile Switching Center/Visitor Location Register)(104) sends a message to an HLR/AC(Home Location Register/Authentication Center)(106) to page the first authentication procedure. The HLR/AC(106) responds with a message including the results of the first authentication procedure, and possibly, parameters for performing an additional authentication procedure. Based on the contents of the message, the MSC/VLR(104) decides whether delaying a call setup until the additional authentication procedure has completed successfully or initiating the call setup in parallel with the additional authentication procedure.
Patent KR-20020081566-A (KR)
Inventor: SHIN JAE ILL
IPC: G06K13/08
Filed: 2002-08-31
Abstract: PURPOSE: A printing method of a card printer is provided to make information be printed on a proper position of a section at the reverse side of an identification card when information of an identification card such as a resident card or a drivers license is changed. CONSTITUTION: A ribbon, position of a cam, and opening of a cover of a printer are checked. A signal is waited while print information data are received. A card is inserted on condition that the reverse side of the card is exposed toward the upper direction. The supplied card is sensed by a sensor and guided into the inner portion of the printer by an operation of a roller. An end of the card is sensed, and a proper position to be printed is adjusted and fixed. A cam driving motor is rotated, the cam is descended at the lower position, and a printer head is descended. A ribbon driving motor is rotated, the ribbon is supplied on the reverse side of the card, the printer head is contacted vertically, and information contents are printed. The cam driving motor is rotated, the cam is positioned at the upper position, the ribbon driving motor is stopped, the printing process is terminated, and the card is drawn.
Patent KR-20040021115-A (KR)
Title: Batch Composition of Insulating Castable for Wet Gunning
Inventor: JUNG DU HWA
IPC: C04B35/10
Filed: 2002-09-02
Abstract: PURPOSE: Provided is a heat insulating castable refractory composition for shotcrete, which is used for heat insulation of a wall or a tundish cover of a steel making furnace and has excellent heat insulating property and operation capability. CONSTITUTION: The heat insulating castable refractory composition for shotcrete comprises: 20-30 wt% of alumina powder having a size of 0.074 mm or less; 20-30 wt% of ceramic fibers; 10-15 wt% of alumina cement; 2-3 wt% of silica flower; 1-2 wt% of a mullite bonded clinker having a particle size of 3 mm or less; and other inevitable impurities. The refractory composition additionally comprises 0.1-0.4 wt% of sodium hexametaphosphate as an extra component, based on the total weight of the composition.
Patent KR-20040022483-A (KR)
Title: Cavity resonance noise reformed tire rim
Inventor: KIM JAE GWON
IPC: B60B21/00
Filed: 2002-09-07
Abstract: PURPOSE: A tire rim for reducing the resonant sound of a cavity is provided to reduce resonant sound caused by the cavity of a tire by installing a plurality of 1/4 wavelength pipes at the tire rim. CONSTITUTION: A plurality of 1/4 wavelength pipes(5) are formed at the inner surface of a tire rim(3) into which a tire(1) is fit. The 1/4 wavelength pipes lean in the circumference direction of the tire rim because the length of the 1/4 wavelength pipe is longer than the width of the tire rim.
Patent KR-20040022995-A (KR)
Title: Method for fabricating semiconductor device having metal interconnections of different thickness
Inventor: JUNG MU GYEONG
IPC: H01L23/528
Filed: 2002-09-10
Abstract: PURPOSE: A method for fabricating a semiconductor device with metal interconnection layers of different thicknesses is provided to reduce an RC delay by forming a relatively thin metal interconnection layer in a region where a capacitor is the main cause of the RC delay and by forming a relatively thick metal interconnection layer in a region where a resistor is the main cause of the RC delay. CONSTITUTION: A semiconductor device has the first region where a capacitor component is the main cause of the RC delay and the second region where a resistor component is the main cause of the RC delay. The first etch process is performed on an insulation layer(104) on a semiconductor substrate(102) to form the first trench(121) of the first thickness located in the first region and the second trench located in the second region. The second etch process is performed on the second trench to form the third trench(123) of the second thickness greater than the first thickness located in the second region. A metal layer is formed to fill the first and third trenches. A part of the metal layer is removed to form the first metal interconnection layer in the first trench and the second metal interconnection layer in the third trench.
Patent KR-20030023526-A (KR)
Title: Method and apparatus for providing positional information on a disk
Inventor: CHOI SU IL
IPC: G11B5/596
Filed: 2002-09-11
Abstract: PURPOSE: A method and a device for providing position information on a disk are provided to remove an abnormal signal by providing compensation period to a position signal used for managing a reading head in providing servo information on the disk. CONSTITUTION: A disk is provided having a plurality of tracks. Each track includes a server field having servo bits. The servo bits are read to generate a position signal locating a writing and reading head. When an initial position and a subsequential position of the writing and reading head are offset laterally, a difference between the initial position and the subsequential position is determined. A compensation signal is generated according to the initial position, the subsequential position, and the difference between the positions. The signal position and the compensation signal are combined to provide a compensated position signal to locate the writing and reading head.
Patent KR-20040024028-A (KR)
Title: Apparatus for heating of molten steel in ladle
Inventor: CHO EUN HYEONG
IPC: B22D41/01
Filed: 2002-09-12
Abstract: PURPOSE: An apparatus for heat reserving molten steel in ladle is provided to prevent solidification of slag layer on an upper part of molten steel to prevent wear of electrode rod and easily unwind slag to improve deoiling efficiency by heating molten steel in the ladle after tapping molten steel in the steelmaking process. CONSTITUTION: The apparatus comprises a cover part comprising a heat reserving cover(12) for covering the ladle from an upper part of the ladle, and a hydraulic cylinder(14) connected to the center of the heat reserving cover to rotate the heat reserving cover; a combustion part connected to a crater at the center of the heat reserving cover to supply combustible gas and air; a temperature measuring part comprising a temperature sensor(44) installed at one side of the heat reserving cover to measure atmospheric temperature in an upper part of molten steel; and a bubbling part for bubbling molten steel by supplying an inert gas into a lower part of the ladle, wherein the combustion part comprises an air supply means comprising air pipe, air fan, driving motor, air electric powered valve and swivel joint; a gas supply means comprising gas pipe, main valve, gas electric powered valve and swivel joint; and an ignition means comprising pilot pipe(38) and ignitor(40), wherein the combustion part further comprises a combustion control panel(42), wherein the bubbling part comprises fixed stand(52), rotation part(56), back and forth moving cylinder(58), coupler inserting part, projecting part and inert gas pipe, and wherein the bubbling part further comprises a bubbling control panel(70).
Patent KR-20040026267-A (KR)
Title: Wide viewing angle LCD
Inventor: HONG HYEONG GI
IPC: G02F1/13363
Filed: 2002-09-23
Abstract: PURPOSE: A liquid crystal display is provided to improve the contrast and viewing angle of the liquid crystal display. CONSTITUTION: A liquid crystal display includes the first and second substrates(110,130), a plurality of pixel regions, a black matrix(132) formed on one side of the first substrate, a transparent common electrode(138) formed on the first substrate, the first alignment film(126) formed on the common electrode, and the first linear polarizer(128) formed on the other side of the first substrate. The liquid crystal display further includes gate lines and data lines intersecting each other, the first and second switching elements formed at each of the intersections of the gate lines and data lines, the first pixel electrode connected to the first switching element, and the second pixel electrode connected to the second switching element. The liquid crystal display also has the first and second phase retardation films(120a,120b) having different phase values, the second alignment film(140) formed on the first and second pixel electrodes, a liquid crystal layer(150) formed between the first and second alignment films, and the second linear polarizer(136) formed on the second substrate.
Patent KR-20040026943-A (KR)
Title: Method for manufacturing the heat sink using ultrasonic welding of fin
Inventor: JUNG GU BONG
IPC: B23K20/10
Filed: 2002-09-26
Abstract: PURPOSE: A method for manufacturing a heat sink is provided to improve heat emission efficiency by bonding fins to the heat sink through an ultrasonic welding process. CONSTITUTION: A heat sink manufacturing method includes the steps of fabricating fins used in a heat sink(S1) and fabricating a heat sink base(S2). Slots are formed in the heat sink base(S3). Then, fins are inserted into an ultrasonic welder(S4). After that, the fins inserted into the ultrasonic welder are inserted into the slots formed on the heat sink base(S5). Then, an ultrasonic welding process is carried out(S6). After performing the ultrasonic welding process, the fins are separated from the ultrasonic welder(S7). Then, impurities remaining around the heat sink are removed(S8), thereby forming the heat sink.